From a0dc6606a07648c0db98e9a01f3453b10b03ec44 Mon Sep 17 00:00:00 2001
From: Claas Augner <caugner@mozilla.com>
Date: Wed, 4 Dec 2024 18:42:44 +0100
Subject: [PATCH] fix(client): set TextEncoder in jest setup

---
 client/jest-setup.ts | 8 ++++++++
 client/package.json  | 4 +++-
 2 files changed, 11 insertions(+), 1 deletion(-)
 create mode 100644 client/jest-setup.ts

diff --git a/client/jest-setup.ts b/client/jest-setup.ts
new file mode 100644
index 000000000000..18800eabfb8b
--- /dev/null
+++ b/client/jest-setup.ts
@@ -0,0 +1,8 @@
+//globalThis.IS_REACT_ACT_ENVIRONMENT = true;
+
+if (!globalThis.TextEncoder || !globalThis.TextDecoder) {
+  // eslint-disable-next-line @typescript-eslint/no-var-requires
+  const { TextDecoder, TextEncoder } = require("node:util");
+  globalThis.TextEncoder = TextEncoder;
+  globalThis.TextDecoder = TextDecoder;
+}
diff --git a/client/package.json b/client/package.json
index 7c3de7313cea..87fcd41de3fd 100644
--- a/client/package.json
+++ b/client/package.json
@@ -58,7 +58,9 @@
     "setupFiles": [
       "react-app-polyfill/jsdom"
     ],
-    "setupFilesAfterEnv": [],
+    "setupFilesAfterEnv": [
+      "<rootDir>/jest-setup.ts"
+    ],
     "testEnvironment": "jsdom",
     "testMatch": [
       "<rootDir>/src/**/__tests__/**/*.{js,jsx,ts,tsx}",